[1.10.x] Fixed #26642 -- Made ModelSignal.disconnect() work with lazy references.

Backport of ff6c6feae17120c2c7df74fb6a9dc76826a1e233 from master

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/signals/tests.py b/tests/signals/tests.py
index fd18b2191a..6452e138b4 100644
--- a/tests/signals/tests.py
+++ b/tests/signals/tests.py
@@ -301,3 +301,19 @@ class LazyModelRefTest(BaseSignalTest):
             }])
         finally:
             signals.post_init.disconnect(self.receiver, sender=Created)
+
+    @isolate_apps('signals', kwarg_name='apps')
+    def test_disconnect(self, apps):
+        received = []
+
+        def receiver(**kwargs):
+            received.append(kwargs)
+
+        signals.post_init.connect(receiver, sender='signals.Created', apps=apps)
+        signals.post_init.disconnect(receiver, sender='signals.Created', apps=apps)
+
+        class Created(models.Model):
+            pass
+
+        Created()
+        self.assertEqual(received, [])